Data Models into Database Designs Which is not true about surrogate keys? They are numeric. They are short. They have meaning to the user. They are fixed. They are numeric. They are short. They have meaning to the user. They are fixed. ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Which of the following columns is(are) are required in a table? A surrogate key A foreign key A primary key An alternate key A surrogate key A foreign key A primary key An alternate key ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs When the parent entity is required, a new child row can always be inserted. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs Intersection tables are ID-dependent on both their parent tables. False True False True ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs An ideal primary key is short, numeric and seldom changing. True False True False ANSWER DOWNLOAD EXAMIANS APP
Data Models into Database Designs The identifier of an entity will become the ________ of the new table. foreign key identity key main attribute primary key foreign key identity key main attribute primary key ANSWER DOWNLOAD EXAMIANS APP
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